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Euglenophyceae: Euglenales
Mastigophora: Euglenida

Phacus suecicus
(Lemmermann) Lemmermann var. suecicus
Syn. Phacus monilata Stokes var. suecicus Lemmermann

Phacus hispidulus Genus: Highly flattened; pellicle firm; body form constant (Kudo, 1966). Chloroplasts small, discoid, pyrenoids usually absent; most species flat and leaf-shaped; often with ridges or fins running helically or longitudinally (Illustrated Guide, 1985).
Species: 40-55 μm long, 32-40 μm wide; a short caudal projection; pellicle with minute knobs arranged in longitudinal rows; flagellum about the body length (Kudo, 1966). 43-54 μm long; pointed rear; incurved anteriorly with small papilla; striated, about 12 rows of small knobs; fresh water (How to know the protozoa, 1979).


Phacus suecicus (Lemmermann) Lemmermann var. suecicus, cell body 32 μm long, 20 μm wide, L/W=1.6, x 640, No.1, Omine-numa (pond/marsh), Minakami town (formerly Tsukiyono town), Gunma Pref., Japan, October 12, 2008 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Phacus suecicus Phacus suecicus

Images of collecting locality: No.1, Omine-numa (pond/marsh), Minakami town (formerly Tsukiyono town), Gunma Pref., Japan, October 12, 2008 by Y. Tsukii


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